Post Office - Crooks 112 Main St Crooks, SD 57020 Phone : (605) 543-5300 Post Office - Crooks Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (605) 357-4906 Post Office - Renner 25795 475th Ave Renner, SD 57055 Phone : (605) 543-5300 Business Category Post Offices Toll-Free           (800) ASK-USPS